Compositions – Compositions containing a single chemical reactant or plural... – Organic reactant
Patent
1991-05-28
1993-06-29
Lieberman, Paul
Compositions
Compositions containing a single chemical reactant or plural...
Organic reactant
134 38, 134 39, 134 40, 134 41, 252153, 252162, 252170, 252171, C11D 700, C23G 106
Patent
active
052231682
ABSTRACT:
An acid-based cleaner and related methods, for cleaning and treating tile, limestone-based cement and concrete and similar surfaces to maintain a slip-resistant surface, and to harden and strengthen the grout or cement and make it more resistant to penetration by salt or other deterious chemicals. The cleaner comprises an aqueous solution of hydrofluoric acid, phosphoric acid, and a surface active or wetting agent. Also, the invention, upon application to the surface, creates a microbe-free surface as required in hospitals, laboratories, and the like.
REFERENCES:
patent: 2337062 (1943-12-01), Page
patent: 3925229 (1975-12-01), Bolsing
patent: 4477364 (1984-10-01), Sarina
patent: 4541945 (1985-09-01), Anderson et al.
Lieberman Paul
Parks William S.
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